oam where you want to with the women's REI Co-op Ruckpack 40 pack, designed to be your perfect travel companion for destinations near and far, boasting plenty of storage and organization. Rugged, durable ripstop nylon withstands whatever the road throws your way Lightly padded shoulder straps provide carrying comfort Zippered back panel cover protects straps while in transport Ventilated mesh back panel promotes breathability Full-zip design makes packing and unpacking easy Hidden daisy chain on the front of the bag lets you lash gear when you need it, and conceals when you don't Easy-access side panel keeps travel essentials convenient and well organized Access port on the left side of the pack accommodates a hydration reservoir tube (reservoir not included) Sleeve along back panel can hold a 3L hydration reservoir or a 15 in. laptop Dual bottle holders keep water handy while you're hiking Compression straps and load-lifters keep the weight of the pack close to your back for stability Trekking-pole attachments tuck out of the way when not in use Side and top handles make it easy to grab and go Sternum strap buckle doubles as a survival whistle Lockable zippers keep bag contents secure while traveling Size maximizes capacity for carry-on bag; carry-on size restrictions vary, so check with your airline ahead of time to be sure Dimensions 24 x 13 x 10 inches EUC Used for two trips, one was a month backpacking Europe and it was perfect! I’m also selling this pack in maroon!